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| author | michael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2006-06-09 10:29:35 +0000 |
|---|---|---|
| committer | michael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2006-06-09 10:29:35 +0000 |
| commit | 790e5ae5b4c349511c6bf7b503d4c6dd50e8e8d9 (patch) | |
| tree | 1fe36b32dcf3ad698a697f861707ac670c036caa /libmpcodecs/vf_mcdeint.c | |
| parent | 33bd78a28eebfb86305efde18304ed71ad35a830 (diff) | |
| download | mpv-790e5ae5b4c349511c6bf7b503d4c6dd50e8e8d9.tar.bz2 mpv-790e5ae5b4c349511c6bf7b503d4c6dd50e8e8d9.tar.xz | |
better spatial interpolation
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@18658 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libmpcodecs/vf_mcdeint.c')
| -rw-r--r-- | libmpcodecs/vf_mcdeint.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/libmpcodecs/vf_mcdeint.c b/libmpcodecs/vf_mcdeint.c index dfb85a6831..7f22618a8d 100644 --- a/libmpcodecs/vf_mcdeint.c +++ b/libmpcodecs/vf_mcdeint.c @@ -89,7 +89,7 @@ struct vf_priv_s { }; static void filter(struct vf_priv_s *p, uint8_t *dst[3], uint8_t *src[3], int dst_stride[3], int src_stride[3], int width, int height){ - int x, y, i, j; + int x, y, i; int out_size; for(i=0; i<3; i++){ @@ -118,21 +118,22 @@ static void filter(struct vf_priv_s *p, uint8_t *dst[3], uint8_t *src[3], int ds uint8_t *srcp= &src[i][x + y*srcs]; int diff0= filp[-fils] - srcp[-srcs]; int diff1= filp[+fils] - srcp[+srcs]; - int diffscore= ABS(srcp[-srcs-1] - srcp[+srcs-1]) - +ABS(srcp[-srcs ] - srcp[+srcs ]) - +ABS(srcp[-srcs+1] - srcp[+srcs+1]); + int spatial_score= ABS(srcp[-srcs-1] - srcp[+srcs-1]) + +ABS(srcp[-srcs ] - srcp[+srcs ]) + +ABS(srcp[-srcs+1] - srcp[+srcs+1]) - 1; int temp= filp[0]; - for(j=-1; j<=1; j+=2){ - int score= ABS(srcp[-srcs+j-1] - srcp[+srcs-j-1]) - +ABS(srcp[-srcs+j ] - srcp[+srcs-j ]) - +ABS(srcp[-srcs+j+1] - srcp[+srcs-j+1]) + 1; - if(score < diffscore){ - diffscore= score; - diff0= filp[-fils+j] - srcp[-srcs+j]; - diff1= filp[+fils-j] - srcp[+srcs-j]; - } - } +#define CHECK(j)\ + { int score= ABS(srcp[-srcs-1+j] - srcp[+srcs-1-j])\ + + ABS(srcp[-srcs +j] - srcp[+srcs -j])\ + + ABS(srcp[-srcs+1+j] - srcp[+srcs+1-j]);\ + if(score < spatial_score){\ + spatial_score= score;\ + diff0= filp[-fils+j] - srcp[-srcs+j];\ + diff1= filp[+fils-j] - srcp[+srcs-j]; + + CHECK(-1) CHECK(-2) }} }} + CHECK( 1) CHECK( 2) }} }} #if 0 if((diff0 ^ diff1) > 0){ int mindiff= ABS(diff0) > ABS(diff1) ? diff1 : diff0; |